假葶苈 jia ting li

Arabis nuda Bélanger, Voy. Indes Or., Bot. t. 15a. 1834; Arabidopsis nuda (Bélanger) Bornmüller; Arabidopsis verna (K. Koch) N. Busch; Arabis scapigera Boissier; Drabopsis brevisiliqua Naqshi & Javeid; D. verna K. Koch; Sisymbrium nudum (Bélanger) Boissier; Stenophragma nudum (Bélanger) B. Fedtschenko.

Herbs scapose, (1-)3-12(-20) cm tall. Stems erect, 1 to many from base, simple or rarely branched, leafless, glabrous above. Basal leaves sessile or subsessile; leaf blade obovate, oblong, spatulate, or oblanceolate, (0.2-)0.5-2(-3) cm × (0.5-)2-7(-12) mm, pubescent with stalked, 3- or 4-rayed stellate trichomes, sometimes with forked or simple trichomes along margin, base cuneate, margin entire or rarely toothed, apex acute or obtuse. Racemes elongated considerably in fruit, rachis straight to slightly flexuous. Fruiting pedicels suberect or divaricate-ascending, 0.5-3(-5.5) mm. Sepals oblong, 1.5-2.5 × 0.5-1 mm, glabrous or pubescent with simple or branched trichomes. Petals yellow or yellowish white, oblanceolate, 2-3(-4) × 0.5-0.8(-1) mm. Filaments erect, yellowish, 1-2 mm; anthers 0.2-0.4 mm. Fruit linear, (1-)1.7-3.3(-4.5) cm × 0.8-1 mm; valves prominently veined, glabrous or rarely pubescent with forked or 3-rayed stalked trichomes; style to 0.2 mm. Seeds brown, oblong, (0.6-)0.8-1.1 × 0.4-0.6 mm, flattened. Fl. Mar-May, fr. Apr-Jun. 2n = 16.

Pastures, hillsides, rocky slopes, scree; 1300-3200 m. W Xinjiang [Afghanistan, India, Kashmir, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Turkmenistan, Uzbekistan; SW Asia, SE Europe].